(19)

(11)

EP 1 370 881 A2

(12)

(88) Date of publication A3: 18.09.2003 (43) Date of publication: 17.12.2003 Bulletin 2003/51 (21) Application number: 02701504.9 (22) Date of filing: 05.03.2002

(51) International Patent Classification (IPC)7: G01R 31/3183 (86) International application number: PCT/IB0200/681 (87) International publication number: WO 0207/1082 (12.09.2002 Gazette 2002/37)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR (30) Priority: 08.03.2001 EP 01200874 09.03.2001 EP 01200897 21.12.2001 EP 01403353 (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventors: BOS, Gerardus, A., A. NL-5656 AA Eindhoven (NL) VRANKEN, Hendrikus, P., E. NL-5656 AA Eindhoven (NL) WAAYERS, Thomas, F. NL-5656 AA Eindhoven (NL) LELOUVIER, David NL-5656 AA Eindhoven (NL) FLEURY, Herve NL-5656 AA Eindhoven (NL) (74) Representative: Duijvestijn, Adrianus Johannes  PhilipsIntellectual Property & StandardsP.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)